Martin Klaus Fischer has seen concerts during 13 years.

Year   Concerts Seen  
2022 1 concert
2021 2 concerts
2019 1 concert
2018 2 concerts
2016 1 concert
2011 1 concert
2005 1 concert
2004 1 concert
1997 1 concert
1995 1 concert
1992 2 concerts
1991 3 concerts
1990 1 concert